Pith Number

pith:LGSUQK7E

pith:2004:LGSUQK7EGNJ3TUHUOMHC5IARYW

not attested not anchored not stored refs pending

Gauge Invariant Wave Equations in Curved Space-Times and Primordial Magnetic Fields

A.R. Prasanna, G. Lambiase

arxiv:gr-qc/0407071 v1 · 2004-07-19 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGSUQK7EGNJ3TUHUOMHC5IARYW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T16:47:46.522833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59a5482be43353b9d0f4730e2ea011c5b64fd1544b325a22729afb6810506549

Aliases

arxiv: gr-qc/0407071 · arxiv_version: gr-qc/0407071v1 · doi: 10.48550/arxiv.gr-qc/0407071 · pith_short_12: LGSUQK7EGNJ3 · pith_short_16: LGSUQK7EGNJ3TUHU · pith_short_8: LGSUQK7E

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/LGSUQK7EGNJ3TUHUOMHC5IARYW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 59a5482be43353b9d0f4730e2ea011c5b64fd1544b325a22729afb6810506549

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a14a193b2f1e55ce9b57a8239be904d741ebe8f23392d692ee7e6671c97906f9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-07-19T11:16:55Z",
    "title_canon_sha256": "c15c9209dcebddb61989fcf32e52fe3f9d9f667f66bc0a0d8919f64fc0068aa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0407071",
    "kind": "arxiv",
    "version": 1
  }
}